Blood Supply / Vessels Flashcards Preview

Head & Neck Anatomy > Blood Supply / Vessels > Flashcards

Flashcards in Blood Supply / Vessels Deck (12)
Loading flashcards...
1
Q

What is the difference between an artery and a vein?

A

Artery- Carries oxygenated blood to tissues from heart

Veins – carries deoxygenated blood from tissues to heart - lungs

2
Q

What is the location of the common carotid artery?

A

Deep to the SCM muscle at lateral aspect of neck

Branches at level of larynx into internal and external carotid arteries

3
Q

What area does the internal carotid artery supply?

A

Brain, meninges, deep facial / ophthalmic region

4
Q

The facial, lingual and maxillary arteries are branches of which artery?

A

External Carotid

5
Q

What areas does the facial artery supply?

A

Submandibular gland, submental area – skin of face, lips to eye (angular artery ends here). Also to muscles of facial expression except buccinators. Also ascending palatine branch which is small branch to palatine region / soft palate and muscles.

6
Q

Which artery supplies blood to the following? (name the terminal branch and the main artery the terminal branch comes off of)

A

Posterior scalp – occipital – external carotid

Maxillary molar teeth – PSA – maxillary – external c.

Mandibular molar teeth – inferior alveolar – maxillary – external c.

Anterior hard palate – nasopalatine– sphenopalatine– maxillary – external c

Submandibular salivary gland – facial – external carotid

Tongue and tissue in the floor of the mouth – lingual – external carotid & some anastomoses with mylohyoid and lingual A (FOM)

7
Q

What areas does the maxillary artery supply?

A

Meninges, muscles of mastication, buccinator, cheeks, max and mand teeth and periodontium, nasal tissues, sinuses, palate (ant and post of hard and soft)

8
Q

Which branch of the common carotid artery has branches of most concern in dentistry?

A

External

9
Q

Name the foramen by which the following arteries enter or exit the skull.

A

Middle meningeal - F. spinosum
Inferior alveolar - Mandibular
Internal carotid – Carotid Canal
Descending palatine – Pterygopalatine canal (greater and lesser palatine foramen onto palate)

10
Q

Which artery has branches that supply the muscles of mastication?

A

Branches of the Maxillary artery – External Carotid Artery

11
Q

Which artery does the angular artery branch from?

A

The facial – External Carotid

12
Q

When referring to veins, what are the counterparts to the internal and external carotid arteries?

A

Internal and External jugular veins